ASRock's Liquid-Cooled NVIDIA HGX B300 Server Doesn't Use Any Water

At the 2025 OCP Global Summit, ASRock Rack and ZutaCore unveiled the industry’s first NVIDIA HGX B300 server featuring fully integrated waterless liquid cooling. The new ASRock Rack 4U16X-GNR2/ZC system combines NVIDIA’s powerful Blackwell architecture with ZutaCore’s innovative HyperCool direct-to-chip technology—delivering the efficiency of liquid cooling without the risks of water. Designed for AI-heavy workloads like reasoning and agentic inference, the factory-assembled solution promises faster deployment, reduced infrastructure costs, and safer, denser performance for the next generation of “AI factories.”